Ionia Weather Forecast

    • 63
    • 76

    Slight Chance Rain Showers

    • 67
    • 76

    Chance Rain Showers

    • 69
    • 83

    Rain Showers Likely

    • 61
    • 81

    Rain Showers Likely

    • 60
    • 75

    Slight Chance Rain Showers

    • 67
    • 82

    Chance Rain Showers

Today 16 Jun Ontario

Some patchy fog Early, otherwise partly sunny. Highs Ranging from around 70 on the Hilltops to the mid 70s across the lower Elevations. Light Winds, becoming south 10 to 15 Mph.

Tonight 16 Jun Ontario

Partly cloudy. Lows in the lower 60s. South Winds 10 to 15 Mph.

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Ionia Temperature Statistics

June Temperature

Rochester, Greater Rochester International Airport (15.5 miles)

  • Lowest 2 June, 2025

    43.6 °F

  • Average June

    65.7 °F

  • Highest 4 June, 2025

    88.6 °F

Climate (2020–Present)

Rochester, Greater Rochester International Airport (15.5 miles)

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  • Average Low 2020–2025

    42.6 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    59.5 °F
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